package org.weasel.base;

import org.eclipse.jface.action.GroupMarker;
import org.eclipse.jface.action.IMenuManager;
import org.eclipse.jface.action.MenuManager;
import org.eclipse.jface.action.Separator;
import org.eclipse.ui.IWorkbenchActionConstants;
import org.eclipse.ui.IWorkbenchWindow;
import org.eclipse.ui.actions.ActionFactory;
import org.eclipse.ui.actions.ContributionItemFactory;
import org.eclipse.ui.actions.ActionFactory.IWorkbenchAction;
import org.eclipse.ui.application.ActionBarAdvisor;
import org.eclipse.ui.application.IActionBarConfigurer;

public class ApplicationActionBarAdvisor extends ActionBarAdvisor {

    // Actions - important to allocate these only in makeActions, and then use them
    // in the fill methods.  This ensures that the actions aren't recreated
    // when fillActionBars is called with FILL_PROXY.
    private IWorkbenchAction exitAction;
    private IWorkbenchAction aboutAction;
    private IWorkbenchAction helpAction;
    private IWorkbenchAction preferencesAction;

    private MenuManager perspectiveMenu = new MenuManager("&Open Perspective");
    private MenuManager viewMenu = new MenuManager("Show &View");

    
    public ApplicationActionBarAdvisor(IActionBarConfigurer configurer) {
        super(configurer);
    }

    @Override
	protected void makeActions(IWorkbenchWindow window) {
        // Creates the actions and registers them.
        // Registering is needed to ensure that key bindings work.
        // The corresponding commands keybindings are defined in the plugin.xml file.
        // Registering also provides automatic disposal of the actions when
        // the window is closed.

        exitAction = ActionFactory.QUIT.create(window);
        register(exitAction);
        
        aboutAction = ActionFactory.ABOUT.create(window);
        register(aboutAction);
        
        helpAction = ActionFactory.HELP_CONTENTS.create(window);
        register(helpAction);
        
        preferencesAction = ActionFactory.PREFERENCES.create(window);
        register(preferencesAction);

        perspectiveMenu.add(ContributionItemFactory.PERSPECTIVES_SHORTLIST.create(window));
	    viewMenu.add(ContributionItemFactory.VIEWS_SHORTLIST.create(window));
    }

    @Override
	protected void fillMenuBar(IMenuManager menuBar) {
        MenuManager fileMenu = new MenuManager("&File", IWorkbenchActionConstants.M_FILE);
        MenuManager windowMenu = new MenuManager("&Window", IWorkbenchActionConstants.M_WINDOW);
        MenuManager helpMenu = new MenuManager("&Help", IWorkbenchActionConstants.M_HELP);
        
        menuBar.add(fileMenu);
        menuBar.add(windowMenu);
        // Add a group marker indicating where action set menus will appear.
        menuBar.add(new GroupMarker(IWorkbenchActionConstants.MB_ADDITIONS));
        menuBar.add(helpMenu);
        
        // File
        fileMenu.add(exitAction);
        
	    windowMenu.add(perspectiveMenu);
        windowMenu.add(viewMenu);
        windowMenu.add(new Separator());
        windowMenu.add(preferencesAction);
        
        // Help
        helpMenu.add(helpAction);
        helpMenu.add(new Separator());
        helpMenu.add(aboutAction);
    }
    
}
